Neighbourhood noise map
Floresta, Petrópolis
Sossego Index 100 out of 100: Very calm. Ranked 4 of the 26 neighbourhoods rated in Petrópolis. That is above the city average of 90.
Very low noise. The quiet of a far residential area or a green space.
Inside the neighbourhood the index runs from 52 to 100. Some corners are much louder than others, usually next to the avenues.
The roads that weigh most on the noise of the neighbourhood are Rua Floresta (residential street, 49 m), Rua Quissamã (main local road, 279 m) and Rua Doutor Henrique Paixão (residential street, 73 m).
The nearest airport is Aeródromo Fazenda Santa Tereza (small), 17.2 km away. Far enough to barely count.
Day and night
By day the estimate is 45 dB(A), index 100. At night, with less traffic, it drops to 37 dB(A), index 100. It is within the NBR 10151 references for residential areas (55 dB(A) by day and 50 at night).
What makes up the index
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The closest neighbourhoods and their scores.
- Quissamã729 m away94
- Itamarati1.2 km away100
- Centro2 km away70
- Alto da Serra3.2 km away81
- Retiro3.3 km away100
- Cascatinha3.3 km away77
How to read this index
The Sossego Index runs from 0 to 100 and is an estimate built from open data, not an on-site measurement. 100 means 48 dB(A) or less, the level of a calm residential area. 0 means 86 dB(A) or more, the level of a heavy traffic avenue. Each neighbourhood's value is the median of nine points around its centre.
Read the full methodologyOpenStreetMap data, computed on October 21, 2026.